private void ProcessThreadMain(object arg)
{
Exception e = null;
try
{
m_operation.BeginAsyncExecution();
}
catch (Exception ex)
{
e = ex;
Exception ex2 = ex;
while (true)
{
if (ex2 != null)
{
if (ex2 is ThreadAbortException || ex2 is OperationCanceledException)
{
break;
}
ex2 = ex2.InnerException;
continue;
}
return;
}
e = new OperationCanceledException();
}
finally
{
m_operation.EndAsyncExecution(e);
m_operation = null;
m_cancelInProgress = false;
}
}
public bool Cancel(int millisecondsTimeout)
{
if (IsRendering)
{
try
{
AsyncReportOperation operation = m_operation;
if (operation != null && !operation.Abort())
{
m_cancelInProgress = true;
// TODO: Find a way to access Microsoft.ReportingServices.OnDemandProcessing.AbortHelper here
//m_backgroundThread.Abort();
//millisecondsTimeout = 0;
}
}
catch (ThreadStateException)
{
if (IsRendering)
{
throw;
}
}
if (millisecondsTimeout != 0)
{
return(m_backgroundThread.Join(millisecondsTimeout));
}
return(false);
}
return(true);
}
public bool Cancel(int millisecondsTimeout)
{
if (IsRendering)
{
try
{
AsyncReportOperation operation = m_operation;
if (operation != null && !operation.Abort())
{
millisecondsTimeout = 0;
}
}
catch (ThreadStateException)
{
if (IsRendering)
{
throw;
}
}
if (millisecondsTimeout != 0)
{
return(m_backgroundThread.Join(millisecondsTimeout));
}
return(false);
}
return(true);
}
public void BeginBackgroundOperation(AsyncReportOperation operation)
{
if (m_backgroundThread != null)
{
m_backgroundThread.Join();
}
operation.ClearAbortFlag();
m_operation = operation;
m_backgroundThread = new Thread(ProcessThreadMain);
try
{
PropagateThreadCulture();
}
catch (SecurityException)
{
}
m_backgroundThread.Name = "Rendering";
m_backgroundThread.IsBackground = true;
m_backgroundThread.Start(operation);
}
